Question 8.78

8.78 Find the power

Refer to the previous exercise. Consider performing a significance test to compare the population proportions for the two studies. Use and a one-sided alternative.

  1. Find the power of the significance test for each of the following population proportions in the new study: (i) 0.36, (ii) 0.41, (iii) 0.46, and (iv) 0.51.
  2. Display your results with a graph.
  3. Write a short summary describing what you have found in this exercise.